Detailed Specifications:
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Brand: CeramicSpeed
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Model: T47 Internal Bottom Bracket – SRAM GXP
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Manufacturer Part #: 107331
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BB Type: T47 (Internal Threaded)
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Crank Compatibility: SRAM GXP 24mm spindle
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Shell Width: 68mm–83mm
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Bearing Type: Ceramic (Grade 3 Silicon Nitride)
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Axle: Not included
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Material: Aluminum cups with ceramic bearings
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Color: Black
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Intended Use: Road / Gravel / MTB performance applications
Additional Features:
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Ultra-low friction bearings deliver smoother rotation and increased drivetrain efficiency.
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400% smoother, 128% harder, and 58% lighter than traditional steel bearings.
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Hand-built in Denmark using precision-grade materials for long-lasting performance.
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Grade 3 Silicon Nitride ceramic bearings minimize rolling resistance while enhancing durability.
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Compatible with SRAM GXP 24mm cranks and T47 threaded frames (internal type).
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Weather-resistant seals extend lifespan even under demanding riding conditions.
Important Usage Notes:
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Compatible only with T47 internal threaded frames and SRAM GXP cranksets.
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Installation requires CeramicSpeed tools or equivalent torque-verified tools.
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Professional installation recommended for correct alignment and bearing preload.
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Do not use spacers unless specified by frame manufacturer.
Riding Impressions:
The CeramicSpeed T47 SRAM GXP Bottom Bracket represents the pinnacle of drivetrain efficiency. Its precision ceramic bearings dramatically reduce friction, allowing more of your power to translate directly to the pedals. Riders report improved responsiveness, smoother cadence, and long-term reliability across road, gravel, and endurance applications.
Disclosure:
This listing is for a genuine CeramicSpeed T47 Bottom Bracket (SRAM GXP, 68–83mm shell).
Retail packaged, brand new, and sourced directly from CeramicSpeed.
Covered under CeramicSpeed’s limited lifetime warranty when installed by a qualified mechanic.
